On November 5, 2019, AK Steel Holding Corporation announced the retirement of Mr. Jaime Vasquez, its Vice President, Finance and Chief Financial Officer. Mr. Vasquez will continue to assist with the transition of his prior responsibilities and retire effective November 30, 2019. On November 5, 2019, the company also announced the appointment of Mr. Christopher J. Ross, its existing Vice President and Treasurer, as the Company's Vice President, Treasurer and Interim Chief Financial Officer, effective immediately.

Mr. Ross had been Vice President and Treasurer since January 2018. Prior to that, he served as Treasurer since February 2016 and General Manager, Cash Management and Finance since August 2012. In addition, Joseph C. Alter, Vice President, General Counsel, and Corporate Secretary, will take on responsibility for Purchasing and Brian K. Bishop, Vice President Carbon Steel Operations will assume responsibility for Information Technology.

Chris was named Vice President and Treasurer in January 2018.